Ask the Possible of the Impossible,“Where is your dwelling-place?”“In the dreams of the impotent.”comes the answer.
To love is to risk everything, but to not love is to risk even more.
对任何模型的最大期望是它能提供一个对现实有用的近似。
布莱克-斯科尔斯模型的美妙之处在于它将期权定价问题简化为几个可观察的变量。